Changdasung Tech Co. Ltd. D30 Manuel D’Utilisation

Power ON (A or B):

A: Press the MFB button for 2

seconds, the blue LED lighting for 1

second, with the voice prompt of “Power on”.

B: Pick up the headset from the dock, with

the voice prompt of “Power on”.

Step1: When the headsets are off, press and

hold the Multi Function Button on each

headset for 2 seconds until blue LED flashes.

(If the headsets are in the dock, pick up both

of the left and right headsets out of the dock.

Step 1 is to be done. Note: make sure the

dock is charged)

Step2: Please wait 2 seconds for the left and

right headset to be connected automatically.

Then the main headset (the left one) will be

on pairing mode with LED light flashing in

blue and white alternatively.

Step3: Please search “D30”on your

smartphone Bluetooth list and select it to

pair with smartphone. If your device asking

for a pin, please type”0000”.

Important note: If both Headsets have been

turned on for 60 seconds and the LED

light on the left is not flashing blue and white

alternatively. Please press and hold the left

and right Multi Function Button for 6

seconds until the LED lights on both side

flash blue and white alternatively. And then

repeat the steps from “2” to “3”.

Power OFF (A or B):

A: Press the MFB button for 4

seconds, the white LED lighting for 1

second, with the voice prompt of ”Power off”.

B: Put down the headset back to the dock,

with the voice prompt of “Power off”.

ANSWER / END A CALL

Press the MULTI-FUNCTION BUTTON.

REJEST A CALL

Double-press the MULTI-FUNCTION BUTTON.

Press the MFB to play and pause the music

Double-press the MFB key to skip Next

songs

You may adjust the volume through your cell

phone.

Long press the MFB (the left one) for 1

second to start the voice dial function of

the mobile phone. Press the MFB again

for 1 second to exit from the voice

dialing mode.

VOLUME CONTORL

You may adjust the volume through your cell

phone.

Notice: In the phone call mode, the headsets

will be only controlled by the Main headset(

the left headset)

It take about 1 hour to fully charge the

headset. When the headset is charged, the

white LED light will turn off.

It take about 2 hours to fully charge the dock.

When the dock is charged, the blue LED light

will turn off.

Bluetooth version: 5.0
Support HFP, HSP, AVRCP Bluetooth profiles
Dimension：20 x 16 x14.5mm
Support iPhone/iPad battery indication
Bluetooth normal distance range: 10M
Battery Capacity

Headsets: 50mAh

Dock: 500mAh
Talk/Music time: 2.5-3H
Standby time: 240H
Support Voice Prompt
Please use the 5V 1A adapter to charge,

otherwise it may damage the Headset.

Dock LED Indicator

Dock

Discharging

Headsets

Charging

Dock

Charging

NOTE: This equipment has been tested and found to

comply with the limits for a Class B digital device,

pursuant to part 15 of the FCC Rules. These limits are

designed to provide reasonable protection against

harmful interference in a residential installation. This

equipment generates uses and can radiate radio

frequency energy and, if not installed and used in

accordance with the instructions, may cause harmful

interference to radio communications. However, there is

no guarantee that interference will not occur in a

particular installation. If this equipment does cause

harmful interference to radio or television reception,

which can be determined by turning the equipment off

and on, the user is encouraged to try to correct the

interference by one or more of the following measures:

- Reorient or relocate the receiving antenna.

- Increase the separation between the equipment and

receiver.

-Connect the equipment into an outlet on a circuit

different from that to which the receiver is connected.

-Consult the dealer or an experienced radio/TV

technician for help

Changes or modifications not expressly approved by

the party responsible for compliance could void the

user's authority to operate the equipment.

This device complies with Part 15 of the FCC Rules.

Operation is subject to the following two conditions:

(1) this device may not cause harmful interference, and

(2) this device must accept any interference received,

including interference that may cause undesired

operation.